Finding the Fourth Proportional to 5,229,147.75, 7,844,173.49 and 1,442,630.62
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Solution
The fourth proportional to 5,229,147.75, 7,844,173.49 and 1,442,630.62 is: 2,164,070.59
Step by Step Solution
- Step 1: Write the proportion equation
5,229,147.75 : 7,844,173.49 = 1,442,630.62 : x - Step 2: Convert to fraction form
5,229,147.75/7,844,173.49 = 1,442,630.62/x - Step 3: Cross multiply
5,229,147.75x = 7,844,173.49 × 1,442,630.62 - Step 4: Simplify right side
5,229,147.75x = 11,316,244,865,266.27 - Step 5: Solve for x
x = 11,316,244,865,266.27/5,229,147.75 - Step 6: Final answer
x = 2,164,070.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.